| Author/Contributor(s): | Shortz, Will |
| Publisher: | St. Martin's Griffin |
| Date: | 10/29/2013 |
| Binding: | Paperback |
| Condition: | NEW |
Watch out! These Sudoku puzzles are going to make you sweat.
Includes:
-200 very hard puzzles
-Perfect portable size
-Edited by Will Shortz